div{
    width: 600px;
    margin: 20px auto;
}
form{
    border: 0.5px solid gray ;
    background-color: #F5F5F5;
    height: 1200px;
    border-radius: 8px;
}
table{
    border-collapse: collapse;
}
p{
    text-align: left;
    font-family: 黑体;
    color: #0000FF;
    font-weight: bolder;
    font-size: 1.2rem;
    padding-left: 20px;
}
tr{
    height: 50px;
}
.left{
    text-align: left;
}
.right{
    text-align: right;
    font-family: 黑体;
    font-weight: bolder;
    font-size: 1.05rem;
    padding-left: 30px;
}
input[type="text"]{
    width: 250px;
    height: 25px;
    border-radius: 4px;
    border: 0.5px solid black;
    padding: 5px 2px; 
}
th[class="left"] label{
    display: block;
    width: 80px;
    float: left;
}
.jiguan{
    height: 37px;
    width: 126px;
    border-radius: 4px;
    border: 0.5px solid black;
    padding: 5px 2px; 
}
.xueli{
    width: 256px;
    height: 37px;
    border-radius: 4px;
    border: 0.5px solid black;
    padding: 5px 2px; 
}